About Shandong Sanzeng New Materials Co., Ltd.

Shandong Sanzeng New Materials Co., Ltd. is an integrated supplier covering sealant R&D and production, filling equipment, and packaging materials, with products exported to more than 30 countries and regions worldwide. The company is headquartered in Linqu County, Weifang City, Shandong Province — the renowned "Capital of China's Aluminum Profiles" and a hub of the silicone sealant industry cluster. With a brand deeply rooted in the sealant industry for many years (tracing back to 1994), the company has grown into a professional sealant manufacturer with significant industry influence, building a complete three-in-one industrial chain of "sealant products + packaging containers + filling equipment" — one of the few integrated enterprises in China covering the entire upstream and downstream of the sealant business.
Our Main Products:
I. Sealant Products (core business, nearly 100 models): Silicone sealants (acid-curing, neutral-curing, weather-resistant, general-purpose, and structural types), MS polymer sealants, acrylic sealants, polyurethane (PU) sealants, no-nail adhesives (construction adhesives), PU foam, tile grout, fire-resistant sealants, high-tack sealants, and anti-mildew sealants for kitchens and bathrooms. They are widely applied in building doors and windows, curtain wall projects, home decoration, automotive, electrical, and industrial electronics fields.
II. Sealant Packaging Materials (in-house production): Full range of cartridges from 240ml to 310ml and 2600ml large-capacity drums (HDPE/PP/PE materials, with customizable colors and logo printing), plastic bottles, paper bottles, aluminum-plastic tubes, plastic drums, composite flexible packaging aluminum film, two-component packaging bottles, static mixers, nozzles and end caps, as well as 400ml/600ml sausage film packaging.
III. Sealant Filling Equipment (in-house production): Single-cylinder and double-cylinder semi-automatic filling machines, fully automatic filling machines, automatic capping machines, conveying lines, sausage-film filling machines, 60-ton hydraulic press machines, etc., with filling accuracy of ±2g and speed of 30–60 pieces/min. We also provide customized complete production line solutions for sealant manufacturing.
Our Certifications: The company has obtained ISO 9001 Quality Management System Certification, ISO 14001 Environmental Management System Certification, and ISO 45001 Occupational Health and Safety Management Certification. Selected export products have passed CE certification and RoHS compliance certification, and we hold SGS performance and safety testing reports.
Our Services: OEM/ODM private label customization (full flexible customization covering packaging, printing, formulation, and filling, supporting private brands); free samples and technical product selection consultation; customized filling production line solutions; 24-hour after-sales online support with free replacement of damaged parts within 6 months for equipment; and expertise in international logistics and packaging requirements, supporting exports via ports such as Qingdao.
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World-Class Team
Graduates from top universities worldwide
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Advanced R&D
Self-developed
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Innovation Focus
Multiple innovative technologies

Our Products

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semi-automatic sealant filling machine / cartridge filling machine

semi-automatic sealant filling machine / cartridge filling machine

Model: 001
Parameters: 3587976139

30-60 Pcs/Min Servo Cartridge Filling Machine With Automatic Capping

30-60 Pcs/Min Servo Cartridge Filling Machine With Automatic Capping

Model: 001
Parameters: 1054523495

sealant empty bottle / sealant cartridge / caulking tube

sealant empty bottle / sealant cartridge / caulking tube

Model: SZ-1
Parameters: 2266657089

epoxy tile grout / tile gap filler

epoxy tile grout / tile gap filler

Model: SANZON GM
Parameters: 8597307315

Solvent-Free Two-Component Epoxy Tile Grout for Seam Beautification

Solvent-Free Two-Component Epoxy Tile Grout for Seam Beautification

Model: SANZON GM
Parameters: 7288517381

polyurea tile grout / tile gap filler

polyurea tile grout / tile gap filler

Model: SANZON GA
Parameters: 9807426960

polyurethane foam sealant / PU foam

polyurethane foam sealant / PU foam

Model: SANZON TS
Parameters: 0332350088

polyurethane foam sealant / PU foam

polyurethane foam sealant / PU foam

Model: SANZON TC
Parameters: 9152036227

no-nail adhesive / construction adhesive

no-nail adhesive / construction adhesive

Model: SANZON GK
Parameters: 1307241255

no-nail adhesive / construction adhesive

no-nail adhesive / construction adhesive

Model: SANZON GS
Parameters: 3717679325

MS sealant / silane modified polymer sealant

MS sealant / silane modified polymer sealant

Model: SANZON MS
Parameters: 2112223232

acrylic sealant

acrylic sealant

Model: SANZON AS
Parameters: 7607023054

general purpose silicone sealant

general purpose silicone sealant

Model: SANZON GP
Parameters: 8856568063

mildew resistant silicone sealant / sanitary silicone sealant

mildew resistant silicone sealant / sanitary silicone sealant

Model: SANZON KB
Parameters: 9899527971

firestop silicone sealant / fire-rated silicone sealant

firestop silicone sealant / fire-rated silicone sealant

Model: SANZON FS
Parameters: 9468775046

general purpose silicone sealant

general purpose silicone sealant

Model: SANZON GP-N
Parameters: 0025920251

neutral silicone sealant

neutral silicone sealant

Model: SANZON NS
Parameters: 0625764595

Structural silicone sealant

Structural silicone sealant

Model: SANZON CS
Parameters: 9830059286

Acid sealant

Acid sealant

Model: SANZON PA
Parameters: 2812902809

sealant

sealant

Model: 1411945816
Parameters: 9997512103

Company Gallery

Certifications & Awards

German Packaging EPR Registration Certificate
German Packaging EPR Registration Certificate
RoHS Certificate of Compliance
RoHS Certificate of Compliance
RoHS(CTB Verification of Conformity)
RoHS(CTB Verification of Conformity)

Success Stories & Case Studies

Automotive OEM
Engineering Company
Construction Company
Dealer / Distributor
Wholesaler
Retailer
Trading Company
Manufacturer

Automotive OEM Engineering Company Construction Company Dealer / Distributor Wholesaler Retailer Trading Company Manufacturer

stable operation, no leakage
All-weather durability: stable performance from -40°C to +150°C with excellent UV resistance — no cracking or chalking even after years of outdoor exposure.
High movement accommodation: available up to ±50% joint movement capacity, absorbing thermal expansion and structural settlement.
Strong adhesion: bonds reliably to glass, aluminum, concrete, wood, and metal without primer in most cases.
Paintable options: PU and MS grades can be painted over for a seamless finish.
Low VOC, eco-friendly: MS grades are isocyanate-free and solvent-free, meeting global environmental compliance standards.
Fast cure: rapid skin-over and curing speed shorten production cycles and reduce downtime on site.
Customizable: available in 300ml/310ml cartridges, 600ml sausages, pails, and OEM branding with custom colors and packaging.

Location: GLOBAL 📦 Quantity: 2000000 cartridges

Company & Product Videos

Company Introduction & Factory Tour

⏱ Duration: 3:45 | 👁 Views: 15,230

Product Demonstration - Kestrel K-1

⏱ Duration: 5:12 | 👁 Views: 28,450

Technology Innovation Showcase

⏱ Duration: 4:30 | 👁 Views: 12,890

Customer Testimonials & Success Stories

⏱ Duration: 6:20 | 👁 Views: 9,650

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